CN216130702U - Hydraulic lock for livestock extrusion device - Google Patents
Hydraulic lock for livestock extrusion device Download PDFInfo
- Publication number
- CN216130702U CN216130702U CN202122180491.0U CN202122180491U CN216130702U CN 216130702 U CN216130702 U CN 216130702U CN 202122180491 U CN202122180491 U CN 202122180491U CN 216130702 U CN216130702 U CN 216130702U
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- China
- Prior art keywords
- connecting rod
- valve body
- channel
- livestock
- clamping groove
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- 244000144972 livestock Species 0.000 title claims abstract description 26
- 238000001125 extrusion Methods 0.000 title claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 239000000428 dust Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims 6
- 238000007906 compression Methods 0.000 claims 6
- 239000003921 oil Substances 0.000 description 16
- 230000006872 improvement Effects 0.000 description 6
- 239000010720 hydraulic oil Substances 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model relates to a hydraulic lock for a livestock extrusion device, which comprises a valve body, a pipe body and a link mechanism, wherein one end of the valve body is connected with the pipe body, the other end of the valve body is connected with the link mechanism, a first oil cavity, a first channel and a second channel are arranged in the valve body, a second oil cavity is arranged in the pipe body, one end of the first channel is communicated with the first oil cavity, the other end of the first channel is connected with the second channel through a one-way pressure release valve, the second channel is communicated with the second oil cavity, a piston rod is arranged on the pipe body and is slidably arranged in the second oil cavity, a contact switch of the one-way pressure release valve is exposed out of the valve body, and when the link mechanism is rotated, the link mechanism touches the contact switch to open the one-way pressure release valve, so that the technical problems that the mechanical lock in the prior art is seriously worn after being used for a long time, and livestock is easy to be frightened due to overlarge noise during use are solved.
Description
Technical Field
The utility model relates to the technical field of hydraulic locks, in particular to a hydraulic lock for a livestock extrusion device.
Background
When the livestock is confined, an extrusion device is needed, the extrusion device is mainly used for clamping the head and the body of the livestock, and after the head and the body of the livestock are clamped, the injection and other operations of the livestock are convenient; the existing extrusion device mainly comprises a frame and a door body arranged on the frame, wherein the concrete operation of clamping the livestock is that the door body is opened firstly, so that the head of the livestock extends out of the door body part and then is clamped by a head clamping mechanism. In the process, livestock struggles, so the door body needs to be locked by the lock arranged on the door body so as to prevent the livestock from struggling to escape from the door body. The lock on the extrusion device door body that has now is mechanical lock, and the great locking dynamics that leads to of wearing and tearing descend after long-term the use, and the noise when mechanical lock uses moreover makes the livestock frightened easily and leads to the livestock struggle more fiercely, has the potential safety hazard.
SUMMERY OF THE UTILITY MODEL
In view of the defects of the prior art, the utility model aims to provide a hydraulic lock for a livestock extrusion device, so as to provide the hydraulic lock which is not easy to wear and has low use noise.
In order to solve the technical problem, the utility model provides a hydraulic lock for a livestock extrusion device, which comprises a valve body, a pipe body and a link mechanism, wherein one end of the valve body is connected with the pipe body, the other end of the valve body is connected with the link mechanism, a first oil cavity, a first channel and a second channel are arranged in the valve body, a second oil cavity is arranged in the pipe body, one end of the first channel is communicated with the first oil cavity, the other end of the first channel is connected with the second channel through a one-way pressure release valve, the second channel is communicated with the second oil cavity, a piston rod is arranged on the pipe body and is slidably arranged in the second oil cavity, a contact switch of the one-way pressure release valve is exposed out of the valve body, and when the link mechanism is rotated, the link mechanism touches the contact switch to open the one-way pressure release valve.
After adopting the structure, the hydraulic lock for the livestock extrusion device has the following advantages: when the connecting rod mechanism does not touch the contact switch, the one-way relief valve enables the first channel and the second channel to be communicated in one way, namely hydraulic oil cannot flow from the first channel to the second channel, at the moment, the piston rod cannot extend out under the pressure action of the hydraulic oil in the second oil cavity, namely the door body cannot be opened, the door body locking function is achieved, only when the connecting rod mechanism touches the contact switch, the one-way relief valve enables the first channel and the second channel to be communicated in two ways, and the door body can be opened; because the hydraulic structure is adopted to replace a mechanical structure, the hydraulic structure has the advantages of wear resistance and low noise.
As an improvement, the connecting rod mechanism comprises a first connecting rod, a second connecting rod, a third connecting rod, a connecting rod assembly, a first connecting shaft and a sleeve ring, the second connecting rod is rotatably arranged on the captive fence, the two first connecting rods are respectively connected to two sides of the valve body, the first connecting shaft is arranged between the two first connecting rods, the sleeve ring is sleeved on the first connecting shaft, the inner diameter of the sleeve ring is larger than the diameter of the first connecting shaft, one end of the second connecting rod is close to the sleeve ring, the other end of the second connecting rod is connected with one end of the third connecting rod, and the other end of the third connecting rod is connected with the connecting rod assembly; when the connecting rod assembly is not lifted, the lantern ring is hung on the first connecting shaft, and when the connecting rod assembly is rotated, the second connecting rod lifts the lantern ring and enables the lantern ring to touch the contact switch; by adopting the structure, the lantern ring is lifted by rotating the connecting rod assembly to touch the contact switch, so that the one-way relief valve can be opened only when the connecting rod assembly is rotated, after the connecting rod assembly is loosened, the lantern ring automatically falls to keep away from the contact switch, the door body can be automatically locked, and the door body has the advantage of simple structure.
As an improvement, the connecting rod assembly comprises a handle, a second connecting shaft and two fourth connecting rods, the second connecting shaft is arranged between the two fourth connecting rods, an L-shaped first clamping groove is formed in each third connecting rod, the second connecting shaft is located in the first clamping groove, a second clamping groove is formed in the other end of each third connecting rod, the second clamping groove extends from the other end of each third connecting rod to the inside of each third connecting rod, a clamping piece is further arranged between the two fourth connecting rods, the clamping pieces are movably clamped in the second clamping grooves, and the handle is connected with the two fourth connecting rods; when the clamping piece is separated from the second clamping groove, the second connecting shaft moves from one end of the first clamping groove to the other end of the first clamping groove; because when in actual use, link mechanism can be connected with the door body, when the door body is in the open mode, link mechanism also is in the state of lifting, just can hinder the other normal current of extrusion device this moment, adopt this kind of structure after, after lifting link mechanism, break away from the second draw-in groove with joint spare, the second connecting axle removes to the other end from first draw-in groove one end for fourth connecting rod and handle do not receive the third connecting rod restraint and rotate, thereby can put down fourth connecting rod and handle, prevent that the handle overlength that lifts from hindering the other normal current of extrusion device.
As an improvement, a spring is arranged on the third connecting rod and is connected with the third connecting rod and the second connecting shaft; by adopting the structure, when the handle and the fourth connecting rod are required to be used, the clamping piece can be automatically reset by virtue of the spring and can be clamped into the second clamping groove again.
As an improvement, a guide ring is arranged in one end of the pipe body, which is far away from the valve body; by adopting the structure, the guide ring plays a role in guiding the sliding of the piston rod in the second oil cavity.
As an improvement, a sealing ring is arranged in one end of the pipe body, which is far away from the valve body; by adopting the structure, the hydraulic oil is prevented from leaking.
As an improvement, a dustproof ring is arranged in one end of the pipe body, which is far away from the valve body; with this structure, dust is prevented from entering the second oil chamber.
Drawings
Fig. 1 is a schematic structural view of the whole of the present invention.
Fig. 2 is a top view of the valve body of the present invention.
Fig. 3 is a sectional view of a portion a-a in fig. 2.
Fig. 4 is a sectional view of a portion B-B in fig. 2.
Fig. 5 is a cross-sectional view of a valve body and a tube body portion of the present invention.
Fig. 6 is a partially enlarged view of a portion C in fig. 5.
Fig. 7 is a schematic perspective view of the present invention.
Fig. 8 is a partially enlarged view of a portion D in fig. 7.
FIG. 9 is an exploded view of the third link and link assembly of the present invention.
Reference numerals: 1. a valve body; 100. a first oil chamber; 101. a first channel; 102. a second channel; 2. a pipe body; 200. a second oil chamber; 3. a link mechanism; 31. a first link; 32. a second link; 33. a third link; 34. a connecting rod assembly; 341. a handle; 342. a fourth link; 343. a second connecting shaft; 35. a first connecting shaft; 36. a collar; 4. a one-way pressure relief valve; 400. a contact switch; 5. a piston rod; 6. a first card slot; 7. a second card slot; 8. a clamping piece; 9. a spring; 10. a guide ring; 11. a seal ring; 12. a dust ring.
Detailed Description
The hydraulic lock for the livestock pressing device of the utility model is described in detail with reference to the accompanying drawings.
As shown in fig. 1 to 9, a hydraulic lock for livestock extrusion device, wherein, including valve body 1, body 2 and link mechanism 3, body 2 is connected to valve body 1 one end, link mechanism 3 is connected to the other end, be equipped with first oil chamber 100 in the valve body 1, first passageway 101 and second passageway 102, be equipped with second oil chamber 200 in the body 2, first passageway 101 one end intercommunication first oil chamber 100, the other end is connected through one-way relief valve 4 with second passageway 102, second passageway 102 intercommunication second oil chamber 200, be equipped with piston rod 5 on the body 2, piston rod 5 slides and locates in the second oil chamber 200, the contact switch 400 of one-way relief valve 4 exposes outside valve body 1, when rotating link mechanism 3, link mechanism 3 touches contact switch 400 and makes one-way relief valve 4 open.
The link mechanism 3 comprises first connecting rods 31, second connecting rods 32, third connecting rods 33, a connecting rod assembly 34, first connecting shafts 35 and lantern rings 36, the second connecting rods 32 are rotatably arranged on the captive fence, the two first connecting rods 31 are respectively connected to two sides of the valve body 1, the first connecting shafts 35 are arranged between the two first connecting rods 31, the lantern rings 36 are sleeved on the first connecting shafts 35, the inner diameter of each lantern ring 36 is larger than the diameter of each first connecting shaft 35, one end of each second connecting rod 32 is close to each lantern ring 36, the other end of each second connecting rod 32 is connected with one end of each third connecting rod 33, and the other end of each third connecting rod 33 is connected with the connecting rod assembly 34; when the link assembly 34 is rotated, the second link 32 lifts the collar 36 and causes the collar 36 to contact the contact switch 400.
The link assembly 34 includes a handle 341, a second connecting shaft 343, and two fourth connecting rods 342, the second connecting shaft 343 is disposed between the two fourth connecting rods 342, as shown in fig. 9, an L-shaped first slot 6 is disposed on the third connecting rod 33, the second connecting shaft 343 is located in the first slot 6, a second slot 7 is disposed at the other end of the third connecting rod 33, the second slot 7 extends from the other end of the third connecting rod 33 to the inside of the third connecting rod 33, the vertical section of the first slot 6 is the same as the extending direction of the second slot 7, and the horizontal section of the first slot 6 extends to the left; a clamping piece 8 is further arranged between the two fourth connecting rods 342, the clamping piece 8 is movably clamped in the second clamping groove 7, and the handle 341 is connected with the two fourth connecting rods 342; when the clamping piece 8 is separated from the second clamping groove 7, the second connecting shaft 343 moves from one end of the first clamping groove 6 to the other end; the third link 33 is provided with a spring 9, and the spring 9 connects the third link 33 and the second connecting shaft 343, in this embodiment, there are two springs 9.
The pipe body 2 is provided with a guide ring 10, a sealing ring 11 and a dustproof ring 12 in sequence towards the direction away from the valve body 1 in one end away from the valve body 1.
When in use, the utility model is arranged on the door body; in an initial state, the connecting rod assembly 34 is not lifted, the lantern ring 36 is hung on the first connecting shaft 35, when the connecting rod assembly 34 is lifted, the second connecting rod 32 rotates and lifts the lantern ring 36 to touch the contact switch 400, the one-way pressure relief valve 4 is opened to enable the first channel 101 and the second channel 102 to be communicated in a two-way mode, a complete hydraulic circuit is formed, at the moment, the piston rod 5 can extend out, and the door body can be opened; then the handle 341 is loosened, the lantern ring 36 falls back to be far away from the contact switch 400, the one-way relief valve 4 enables the first channel 101 and the second channel 102 to be communicated in one way, namely hydraulic oil cannot flow from the first channel 101 to the second channel 102, and at the moment, the piston rod 5 cannot extend out due to the pressure effect of the hydraulic oil in the second oil cavity 200, namely the door body cannot be opened, so that the door body locking effect is achieved; when the link mechanism 3 is in the lifted state, in order to prevent the lifted handle 341 from obstructing the passage of the passage near the extrusion device, the handle 341 can be pulled in the direction away from the third link 33, so that the clamping member 8 slides out of the second clamping groove 7, the second connecting shaft 343 moves to the other end of the first clamping groove 6, and at this time, the fourth link 342 and the handle 341 can freely rotate away from the third link 33, and the handle 341 can be adjusted to the vertical state.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above-described embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
Claims (7)
1. The hydraulic lock for the livestock extrusion device is characterized by comprising a valve body (1), a pipe body (2) and a link mechanism (3), wherein one end of the valve body (1) is connected with the pipe body (2), the other end of the valve body is connected with the link mechanism (3), a first oil cavity (100), a first channel (101) and a second channel (102) are arranged in the valve body (1), a second oil cavity (200) is arranged in the pipe body (2), one end of the first channel (101) is communicated with the first oil cavity (100), the other end of the first channel is connected with the second channel (102) through a one-way pressure relief valve (4), the second channel (102) is communicated with the second oil cavity (200), a piston rod (5) is arranged on the pipe body (2), the piston rod (5) is slidably arranged in the second oil cavity (200), and a contact switch (400) of the one-way pressure relief valve (4) is exposed out of the valve body (1), when the link mechanism (3) is rotated, the link mechanism (3) touches the contact switch (400) so that the one-way pressure release valve (4) is opened.
2. The hydraulic lock for livestock compression devices of claim 1, the connecting rod mechanism (3) comprises a first connecting rod (31), a second connecting rod (32), a third connecting rod (33), a connecting rod component (34), a first connecting shaft (35) and a lantern ring (36), the second connecting rods (32) are rotatably arranged on the captive fence, two first connecting rods (31) are respectively connected to two sides of the valve body (1), the first connecting shaft (35) is arranged between the two first connecting rods (31), the collar (36) is sleeved on the first connecting shaft (35), the inner diameter of the collar (36) is larger than the diameter of the first connecting shaft (35), one end of the second connecting rod (32) is close to the lantern ring (36), the other end is connected with one end of the third connecting rod (33), the other end of the third connecting rod (33) is connected with the connecting rod assembly (34); when the link assembly (34) is not lifted, the collar (36) is hung on the first connecting shaft (35), and when the link assembly (34) is rotated, the second link (32) lifts the collar (36) and causes the collar (36) to touch the contact switch (400).
3. The hydraulic lock for livestock compression devices of claim 2, the connecting rod assembly (34) comprises a handle (341), a second connecting shaft (343) and two fourth connecting rods (342), the second connecting shaft (343) is arranged between the two fourth connecting rods (342), an L-shaped first clamping groove (6) is formed in the third connecting rod (33), the second connecting shaft (343) is located in the first clamping groove (6), a second clamping groove (7) is formed in the other end of the third connecting rod (33), the second clamping groove (7) extends from the other end of the third connecting rod (33) to the inside of the third connecting rod (33), a clamping piece (8) is arranged between the two fourth connecting rods (342), the clamping piece (8) is movably clamped in the second clamping groove (7), and the handle (341) is connected with the two fourth connecting rods (342); when the clamping piece (8) is separated from the second clamping groove (7), the second connecting shaft (343) moves from one end of the first clamping groove (6) to the other end of the first clamping groove.
4. A hydraulic lock for an animal compression device according to claim 3 wherein a spring (9) is provided on the third link (33), the spring (9) connecting the third link (33) and the second connecting shaft (343).
5. A hydraulic lock for a livestock compression device according to claim 1, characterized in that a guide ring (10) is provided in the end of the tube (2) remote from the valve body (1).
6. A hydraulic lock for a livestock compression device according to claim 1, characterized in that a sealing ring (11) is provided in the end of the tube (2) remote from the valve body (1).
7. A hydraulic lock for a livestock compression device according to claim 1, characterized in that a dust ring (12) is provided in the end of the tube (2) remote from the valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122180491.0U CN216130702U (en) | 2021-09-10 | 2021-09-10 | Hydraulic lock for livestock extrusion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122180491.0U CN216130702U (en) | 2021-09-10 | 2021-09-10 | Hydraulic lock for livestock extrusion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216130702U true CN216130702U (en) | 2022-03-25 |
Family
ID=80772732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122180491.0U Expired - Fee Related CN216130702U (en) | 2021-09-10 | 2021-09-10 | Hydraulic lock for livestock extrusion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216130702U (en) |
-
2021
- 2021-09-10 CN CN202122180491.0U patent/CN216130702U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220325 |